Economical & Reusable Design: Crafted from stable paper, this cold pack shipping box is lightweight, cost-effective, and can be reused for multiple shipments, proviidng great use. Secure & Leak-Resistant: The sturdy construction and fitted foil bag liner help contain spills and protect your shipments, making these cold shipping boxes a practical option. Versatile Cold Shipping Solution: Designed for safely transporting perishable goods like seafood, fresh fruits, vegetables, and meal prep. These insulated boxes help maintain temperature during transit. Effective Thermal Insulation: The foil-lined interior bag works to slow heat transfer, providing reliable protection for your temperature-sensitive items alongside cold packs. Space-Saving & Easy Assembly: All containers ship and store flat. Quickly set up your insulated shipping box, place the liner, load your items, and seal with packing tape for a secure closure.